Following are a number of back-translations as well as a sample translation for translators of Amos 5:9:

• Kupsabiny: “He destroys those who have strength
  and scatters those protected cities.” (Source: Kupsabiny Back Translation)
• Newari: “All of sudden, he will destroy the powerful.
  And he will destroy the fortified cities.” (Source: Newari Back Translation)
• Hiligaynon: “He (is) the one-who-sends sudden destruction upon the defenses of the city, and he destroys the stone-walled city.” (Source: Hiligaynon Back Translation)
• English: “He causes strong soldiers to be killed,
  and causes the high walls around/fortresses of cities to be torn down.” (Source: Translation for Translators)